The diagram below shows a periodic wave. Which two points on the wave are 180 degrees out of phase? Please explain as well, thanks so much

Waves that cause the most damage during an earthquake are a. surface waves c. s waves b. p waves d. ocean waves

Anybody wanna ? (picture included? )

What changes occur in the brain during the teenage years? 25 points, someone me out!a.) thinking becomes slower as the brain grows larger. b.) connections between neurons become stronger and faster. c.) unused neurons fuse together to form larger, better functioning neurons. d.) more neurons are developed.